Tuesday, 16 April 2013

3.29 understand how an oscilloscope and microphone can be used to display a sound wave

A microphone detects sound waves, it can feed this information into an oscilloscope which will display it as a wave (or straight line.) Here is an example of what an oscilloscope displays:
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7 comments:

  1. How does an oscilloscope work?? Thank you!

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  3. The oscilloscope is basically a graph-displaying device - it draws a graph of an electrical signal. In most applications the graph shows how signals change over time: the vertical (Y) axis represents voltage and the horizontal (X) axis represents time.

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    1. I hope that helps, as it helped me too!

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